1020160975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 1368037440

約数和(自身を除く): 347876465

約数列:

[1, 5, 23, 25, 41, 109, 115, 205, 397, 545, 575, 943, 1025, 1985, 2507, 2725, 4469, 4715, 9131, 9925, 12535, 16277, 22345, 23575, 43273, 45655, 62675, 81385, 102787, 111725, 216365, 228275, 374371, 406925, 513935, 995279, 1081825, 1774193, 1871855, 2569675, 4976395, 8870965, 9359275, 24881975, 40806439, 44354825, 204032195, 1020160975]

約数ペア:

[(1, 1020160975), (5, 204032195), (23, 44354825), (25, 40806439), (41, 24881975), (109, 9359275), (115, 8870965), (205, 4976395), (397, 2569675), (545, 1871855), (575, 1774193), (943, 1081825), (1025, 995279), (1985, 513935), (2507, 406925), (2725, 374371), (4469, 228275), (4715, 216365), (9131, 111725), (9925, 102787), (12535, 81385), (16277, 62675), (22345, 45655), (23575, 43273)]